Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 03:18:11 am | ||
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Ok, stumped DRRI conversion to AB763
Started by WillieBoy |
10 Replies
4552 Views |
by sluckey |
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SS rectifier plug compatibility?
Started by nateflanigan |
6 Replies
4290 Views |
by FYL |
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Parallele FX loop
Started by tubenit |
3 Replies
2944 Views |
by TIMBO |
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Presence Control
Started by WillieBoy |
1 Replies
2585 Views |
by FYL |
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9 Replies
7136 Views |
by firemedic |
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20 Replies
7080 Views |
by alerich |
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Old Wurlitzer amp?
Started by Ritchie200 |
10 Replies
5221 Views |
by jojokeo |
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Fried Gibson Hawk
Started by Tiny_Daddy |
2 Replies
2964 Views |
by Tiny_Daddy |
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OD3 voltage regulator
Started by rdrgtr |
6 Replies
6762 Views |
by eleventeen |
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Newb asks Plate Voltage question
Started by Nathan |
4 Replies
3239 Views |
by jjasilli |
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Standby needed?
Started by tubenit |
7 Replies
3756 Views |
by tubenit |
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Question about recifiers
Started by macula56 |
17 Replies
6083 Views |
by FYL |
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finding the source of a buzz
Started by 961le |
2 Replies
2701 Views |
by 961le |
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Cap Job - Replace diodes too?
Started by jjasilli |
10 Replies
4899 Views |
by Animatic |
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6 Replies
4711 Views |
by StevieRayVehkakoski |
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LITTLE BOOGA AMP (CRITIQUE THIS PREAMP)
Started by TIMBO |
3 Replies
2792 Views |
by TIMBO |
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PPIMV and Fixed Biasing
Started by stingray_65 |
14 Replies
7358 Views |
by PRR |
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What's this tone circuit (single knob)??
Started by Geezer |
24 Replies
9168 Views |
by Willabe |
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92 Replies
27942 Views |
by sluckey |
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9 Replies
5656 Views |
by bluesbear |
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output socket wiring
Started by rdrgtr |
5 Replies
4436 Views |
by FYL |
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MOVED: Jensen C12RL
Started by tubenit |
0 Replies
2806 Views |
by tubenit |
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Latest 5E3 Project in Finishing Touches
Started by Platefire |
40 Replies
13514 Views |
by punkykatt |
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Pro Reverb mod
Started by firemedic |
8 Replies
4454 Views |
by firemedic |
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13 Replies
7120 Views |
by eleventeen |
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Touble Shooting Technique
Started by musicfixerupper |
4 Replies
3525 Views |
by rzenc |
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13 Replies
8508 Views |
by Fresh_Start |
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AB763 take two
Started by nateflanigan |
7 Replies
4168 Views |
by LooseChange |
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1 1/2 tube reverb
Started by TIMBO |
4 Replies
3390 Views |
by TIMBO |
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12AT7 datasheet question
Started by jeff |
2 Replies
3627 Views |
by PRR |
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11 Replies
5011 Views |
by TIMBO |
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tone stack cap voltages
Started by nateflanigan |
5 Replies
6108 Views |
by jjasilli |
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11 Replies
6521 Views |
by frank57 |
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LITTLE BOOGA AMP
Started by TIMBO |
6 Replies
4379 Views |
by TIMBO |
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POT Question
Started by TIMBO |
3 Replies
2862 Views |
by TIMBO |
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Subminature JTM45 Practice Amp
Started by zendragon63 |
8 Replies
4980 Views |
by DummyLoad |
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Ampeg B15 OT resistance
Started by Bub |
2 Replies
2981 Views |
by Bub |
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Roland Jazz Chorus 120
Started by punkykatt |
4 Replies
3507 Views |
by punkykatt |
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4 Replies
10996 Views |
by frank57 |
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Finished another SE EL34 build
Started by panhead |
18 Replies
7022 Views |
by rzenc |
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Sluckeys AB763 Deluxe Lite Questions
Started by fiftynine |
9 Replies
4660 Views |
by sluckey |
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GE 6550 tubes vrs. tung sol 6550
Started by rdrgtr |
15 Replies
11402 Views |
by eleventeen |
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hey! whats this?
Started by Andre Oliveros |
3 Replies
2914 Views |
by FYL |
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Doug's Grounding Scheme for 5E3
Started by mcrracer |
1 Replies
4109 Views |
by Fresh_Start |
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7 Replies
5267 Views |
by simonallaway |
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Bias on a Champ Amp
Started by LooseChange |
6 Replies
6300 Views |
by HotBluePlates |
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Another dumb question
Started by firemedic |
5 Replies
3558 Views |
by HotBluePlates |
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Date This Amp!
Started by plexi50 |
16 Replies
6221 Views |
by plexi50 |
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silvertone medalistR2R
Started by rafe |
0 Replies
3356 Views |
by rafe |
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Tone Stack Idea (need help)
Started by Casey4s |
9 Replies
5473 Views |
by Casey4s |
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